Hardly any Canadian towns see harsher January nights than Factory Island 1
Peak summer warmth arrives in July, with afternoons near 22.9°C. Seasons differ by 47°C, from the coldest nights to the warmest afternoons. In July, afternoons here are cooler than in 92% of Canadian towns. Picnics, hikes and garden evenings suit July and August, with highs of 22–23°C.
Borrowed figures: Factory Island 1 has no normals station, so these come from Moosonee, 2.9 km north.
A year in Factory Island 1 at a glance
Each month’s typical high and low, in °C.
What stands out about Factory Island 1’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Ontario beside it.
What a year in Factory Island 1 feels like
Typical highs and lows by season and by month, from ECCC’s 1991–2020 normals.
216 frost days and 69 days above 20°C a year
Frost comes from September to June; in January almost every night freezes. Some 73 nights a year drop under −20°C.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
About 700 mm of rain and snow a year
September brings the most rain and snow; February, the least. 872nd wettest of 872 towns of 2,500+ in Ontario. Some 114 days a year see 1 mm of rain or snow or more.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
211 cm of snow in a typical year
Snow falls from October to May, most of all in December (about 49 cm).
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in Factory Island 1
86% of a year’s heating need falls between October and April. Months averaging under 10°C: October to May.
Heating degree days total each day’s gap between its mean temperature and 18°C. That means homes here need more heating than almost every Canadian town.
Living with Factory Island 1’s climate
The averages read for the garden, the outdoors and the coldest and hottest days.
The outdoor season by the averages is Jul and Aug, with highs of 17–27°C and lows of 8°C or more.
Parks & trails →About 100 days a year bring a wind chill under −20, when bare skin chills fast.
Humid heat, a humidex over 30, comes on about 21 days a year.
Ice storms, floods and heat waves are risks, not averages: they are on Factory Island 1’s hazards page.
Flood & hazards →ECCC’s normals location: Moosonee
Moosonee is a composite: ECCC joins 5 stations’ readings to make its 1991–2020 normals.
| Distance from the town | 2.9 km north |
| Station altitude | 9 m |
| Completeness | at least 20 years |
| WMO standard normals | No |
| Coldest reading, 1991–2020 | −47.8°C |
| Hottest reading, 1991–2020 | 37.1°C |
| Average wind | 11.2 km/h on average, most often from the west |
| Next-nearest location | Kapuskasing, 245 km |
How Factory Island 1 compares
Compared with 2,611 towns and neighbourhoods of 2,500 or more across Canada; the dots mark the other normals locations in Ontario.
Factory Island 1 weather by month
Average daily high and low, mean temperature, rain and snow (as water) and snowfall by month, 1991–2020.
| Month | High | Low | Mean | Rain & snow | Snow |
|---|---|---|---|---|---|
| January | −13.0°C | −24.4°C | −18.7°C | 35 mm | 36 cm |
| February | −10.8°C | −23.9°C | −17.4°C | 31 mm | 33 cm |
| March | −4.0°C | −18.0°C | −11.0°C | 33 mm | 30 cm |
| April | 3.8°C | −8.1°C | −2.2°C | 37 mm | 16 cm |
| May | 12.7°C | 0.1°C | 6.4°C | 66 mm | 3 cm |
| June | 19.8°C | 5.7°C | 12.7°C | 68 mm | 0 cm |
| July | 22.9°C | 9.8°C | 16.3°C | 90 mm | 0 cm |
| August | 21.6°C | 9.4°C | 15.5°C | 80 mm | 0 cm |
| September | 16.9°C | 5.8°C | 11.3°C | 91 mm | under 1 cm |
| October | 8.9°C | 0.6°C | 4.9°C | 72 mm | 7 cm |
| November | 0.1°C | −7.5°C | −3.6°C | 54 mm | 38 cm |
| December | −8.8°C | −18.2°C | −13.5°C | 44 mm | 49 cm |
| Year | 5.8°C | −5.7°C | 0.1°C | 700 mm | 211 cm |
In March, anything from −39.5°C to 24.5°C
December is the least predictable month: about two years in three its average lands within 3.7°C of the normal, −13.5°C. August is the steadiest, within 1.2°C.
Where Factory Island 1’s numbers come from
Averages over 30 years, not a forecast.
- Normals: 1991–2020 normals for Moosonee from ECCC’s climate data site, the nearest location with every month of temperature.
- Comparisons: all Canadian places of 2,500 or more except city totals and reserves, each read the same way.
- Not on this page: sunshine, absent from every 1991–2020 location, and an altitude correction, for want of the town’s own elevation.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Factory Island 1’s climate
How warm does Factory Island 1 get in summer?
Of all twelve months, July has the warmest afternoons, about 22.9°C.
How cold does Factory Island 1 get in winter?
In January, the coldest month, the typical low is −24.4°C.
How much rain and snow does Factory Island 1 get?
Rain and snow, with snow counted as water, total 700 mm a year; September leads with 91 mm and February trails with 31 mm.
Are these figures for Factory Island 1 itself?
No. ECCC measures normals at Moosonee, not in Factory Island 1; the page uses the nearest it has.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Factory Island 1 →
Adapted from Statistics Canada (Census of Population 2021, population estimates 2025, 2021 census boundaries) under the Statistics Canada Open Licence; this does not constitute an endorsement by Statistics Canada. Neighbourhood names in some cities © OpenStreetMap contributors (ODbL).